InterviewSolution
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In How Many Different Ways The Letter Of Words Optical Can Be Arranged So That All The Consonants Come Together? |
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Answer» The word OPTICAL has 7 letters which have 4 consonants PTCL, so if all consonants ALWAYS come together then, OPTICAL can be arranged as (PTCL) OIA, where all consonants can be CONSIDERED as a single letter Hence we can arrange it in !4 WAYS = 4*3*2*1= 24 ways Again PTCL also arrange in !4 ways= 4*3*2*1= 24 ways So total no of ways OPTICAL letters can be arranged = 24*24= 576. The word OPTICAL has 7 letters which have 4 consonants PTCL, so if all consonants always come together then, OPTICAL can be arranged as (PTCL) OIA, where all consonants can be considered as a single letter Hence we can arrange it in !4 ways = 4*3*2*1= 24 ways Again PTCL also arrange in !4 ways= 4*3*2*1= 24 ways So total no of ways OPTICAL letters can be arranged = 24*24= 576. |
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